High-pressure steam sterilization method: is the use of saturated water vapor pressure and high heat, so as to achieve sterilization effect. Generally unopened sterile packages are valid for 7 to 14 days, and after opening, the validity is 4 hours.
Low-temperature sterilization: for example, using ethylene oxide gas for sterilization. The general validity is 6 months, it is recommended to use it immediately after opening, without storage.
Industrial sterilization: such as sterile medical supplies, including disposable syringes, silk threads, etc., commonly used ionizing radiation sterilization, sterile packages are usually valid for 2 years, it is recommended to use immediately after opening, do not save.